1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
|
"""
Test breakpoint serialization.
"""
from __future__ import print_function
import os
import time
import re
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class BreakpointSerialization(TestBase):
mydir = TestBase.compute_mydir(__file__)
@add_test_categories(['pyapi'])
def test_resolvers(self):
"""Use Python APIs to test that we serialize resolvers."""
self.build()
self.setup_targets_and_cleanup()
self.do_check_resolvers()
def test_filters(self):
"""Use Python APIs to test that we serialize search filters correctly."""
self.build()
self.setup_targets_and_cleanup()
self.do_check_filters()
def test_options(self):
"""Use Python APIs to test that we serialize breakpoint options correctly."""
self.build()
self.setup_targets_and_cleanup()
self.do_check_options()
def setup_targets_and_cleanup(self):
def cleanup ():
self.RemoveTempFile(self.bkpts_file_path)
if self.orig_target.IsValid():
self.dbg.DeleteTarget(self.orig_target)
self.dbg.DeleteTarget(self.copy_target)
self.addTearDownHook(cleanup)
self.RemoveTempFile(self.bkpts_file_path)
exe = os.path.join(os.getcwd(), "a.out")
# Create a targets we are making breakpoint in and copying to:
self.orig_target = self.dbg.CreateTarget(exe)
self.assertTrue(self.orig_target, VALID_TARGET)
self.copy_target = self.dbg.CreateTarget(exe)
self.assertTrue(self.copy_target, VALID_TARGET)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
self.bkpts_file_path = os.path.join(os.getcwd(), "breakpoints.json")
self.bkpts_file_spec = lldb.SBFileSpec(self.bkpts_file_path)
def check_equivalence(self, source_bps):
error = lldb.SBError()
error = self.orig_target.BreakpointsWriteToFile(self.bkpts_file_spec, source_bps)
self.assertTrue(error.Success(), "Failed writing breakpoints to file: %s."%(error.GetCString()))
copy_bps = lldb.SBBreakpointList(self.copy_target)
error = self.copy_target.BreakpointsCreateFromFile(self.bkpts_file_spec, copy_bps)
self.assertTrue(error.Success(), "Failed reading breakpoints from file: %s"%(error.GetCString()))
num_source_bps = source_bps.GetSize()
num_copy_bps = copy_bps.GetSize()
self.assertTrue(num_source_bps == num_copy_bps, "Didn't get same number of input and output breakpoints - orig: %d copy: %d"%(num_source_bps, num_copy_bps))
for i in range(0, num_source_bps):
source_bp = source_bps.GetBreakpointAtIndex(i)
source_desc = lldb.SBStream()
source_bp.GetDescription(source_desc, False)
source_text = source_desc.GetData()
# I am assuming here that the breakpoints will get written out in breakpoint ID order, and
# read back in ditto. That is true right now, and I can't see any reason to do it differently
# but if we do we can go to writing the breakpoints one by one, or sniffing the descriptions to
# see which one is which.
copy_id = source_bp.GetID()
copy_bp = copy_bps.FindBreakpointByID(copy_id)
self.assertTrue(copy_bp.IsValid(), "Could not find copy breakpoint %d."%(copy_id))
copy_desc = lldb.SBStream()
copy_bp.GetDescription(copy_desc, False)
copy_text = copy_desc.GetData()
# These two should be identical.
# print ("Source text for %d is %s."%(i, source_text))
self.assertTrue (source_text == copy_text, "Source and dest breakpoints are not identical: \nsource: %s\ndest: %s"%(source_text, copy_text))
def do_check_resolvers(self):
"""Use Python APIs to check serialization of breakpoint resolvers"""
empty_module_list = lldb.SBFileSpecList()
empty_cu_list = lldb.SBFileSpecList()
blubby_file_spec = lldb.SBFileSpec(os.path.join(os.getcwd(), "blubby.c"))
# It isn't actually important for these purposes that these breakpoint
# actually have locations.
source_bps = lldb.SBBreakpointList(self.orig_target)
source_bps.Append(self.orig_target.BreakpointCreateByLocation("blubby.c", 666))
# Make sure we do one breakpoint right:
self.check_equivalence(source_bps)
source_bps.Clear()
source_bps.Append(self.orig_target.BreakpointCreateByName("blubby", lldb.eFunctionNameTypeAuto, empty_module_list, empty_cu_list))
source_bps.Append(self.orig_target.BreakpointCreateByName("blubby", lldb.eFunctionNameTypeFull, empty_module_list,empty_cu_list))
source_bps.Append(self.orig_target.BreakpointCreateBySourceRegex("dont really care", blubby_file_spec))
# And some number greater than one:
self.check_equivalence(source_bps)
def do_check_filters(self):
"""Use Python APIs to check serialization of breakpoint filters."""
module_list = lldb.SBFileSpecList()
module_list.Append(lldb.SBFileSpec("SomeBinary"))
module_list.Append(lldb.SBFileSpec("SomeOtherBinary"))
cu_list = lldb.SBFileSpecList()
cu_list.Append(lldb.SBFileSpec("SomeCU.c"))
cu_list.Append(lldb.SBFileSpec("AnotherCU.c"))
cu_list.Append(lldb.SBFileSpec("ThirdCU.c"))
blubby_file_spec = lldb.SBFileSpec(os.path.join(os.getcwd(), "blubby.c"))
# It isn't actually important for these purposes that these breakpoint
# actually have locations.
source_bps = lldb.SBBreakpointList(self.orig_target)
bkpt = self.orig_target.BreakpointCreateByLocation(blubby_file_spec, 666, 0, module_list)
source_bps.Append(bkpt)
# Make sure we do one right:
self.check_equivalence(source_bps)
source_bps.Clear()
bkpt = self.orig_target.BreakpointCreateByName("blubby", lldb.eFunctionNameTypeAuto, module_list, cu_list)
source_bps.Append(bkpt)
bkpt = self.orig_target.BreakpointCreateByName("blubby", lldb.eFunctionNameTypeFull, module_list, cu_list)
source_bps.Append(bkpt)
bkpt = self.orig_target.BreakpointCreateBySourceRegex("dont really care", blubby_file_spec)
source_bps.Append(bkpt)
# And some number greater than one:
self.check_equivalence(source_bps)
def do_check_options(self):
"""Use Python APIs to check serialization of breakpoint options."""
empty_module_list = lldb.SBFileSpecList()
empty_cu_list = lldb.SBFileSpecList()
blubby_file_spec = lldb.SBFileSpec(os.path.join(os.getcwd(), "blubby.c"))
# It isn't actually important for these purposes that these breakpoint
# actually have locations.
source_bps = lldb.SBBreakpointList(self.orig_target)
bkpt = self.orig_target.BreakpointCreateByLocation("blubby.c", 666)
bkpt.SetEnabled(False)
bkpt.SetOneShot(True)
source_bps.Append(bkpt)
# Make sure we get one right:
self.check_equivalence(source_bps)
source_bps.Clear()
bkpt = self.orig_target.BreakpointCreateByName("blubby", lldb.eFunctionNameTypeAuto, empty_module_list, empty_cu_list)
bkpt.SetIgnoreCount(10)
source_bps.Append(bkpt)
bkpt = self.orig_target.BreakpointCreateByName("blubby", lldb.eFunctionNameTypeFull, empty_module_list,empty_cu_list)
bkpt.SetCondition("something != something_else")
bkpt.AddName("FirstName")
bkpt.AddName("SecondName")
source_bps.Append(bkpt)
bkpt = self.orig_target.BreakpointCreateBySourceRegex("dont really care", blubby_file_spec)
cmd_list = lldb.SBStringList()
cmd_list.AppendString("frame var")
cmd_list.AppendString("thread backtrace")
bkpt.SetCommandLineCommands(cmd_list)
source_bps.Append(bkpt)
self.check_equivalence(source_bps)
|
